//
// AWS Manager - A free AWS console application demonstrating advanced concepts
// Copyright (C) 2008-2010 Sean O'Dell. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
/*
 * S3BucketManage.java
 *
 * Created on Sep 1, 2008, 1:09:45 PM
 */
package awsmanager;

import com.awsmanager.common.S3StorageConnection;
import com.awsmanager.common.S3StorageObject;
import com.sun.data.provider.FilterCriteria;
import com.sun.data.provider.RowKey;
import com.sun.data.provider.impl.CompareFilterCriteria;
import com.sun.data.provider.impl.RegexFilterCriteria;
import com.sun.rave.web.ui.appbase.AbstractPageBean;
import com.sun.webui.jsf.component.PageAlert;
import com.sun.webui.jsf.component.TabSet;
import com.sun.webui.jsf.component.Table;
import com.sun.webui.jsf.component.TableRowGroup;
import com.sun.webui.jsf.component.TextField;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
import javax.faces.FacesException;

/**
 * <p>Page bean that corresponds to a similarly named JSP page.  This
 * class contains component definitions (and initialization code) for
 * all components that you have defined on this page, as well as
 * lifecycle methods and event handlers where you may add behavior
 * to respond to incoming events.</p>
 *
 * @author Sean ODell
 */
public class S3BucketManage extends AbstractPageBean {
    // <editor-fold defaultstate="collapsed" desc="Managed Component Definition">

    /**
     * <p>Automatically managed component initialization.  <strong>WARNING:</strong>
     * This method is automatically generated, so any user-specified code inserted
     * here is subject to being replaced.</p>
     */
    private void _init() throws Exception {
    }
    private TextField tf_ObjectName = new TextField();

    public TextField getTf_ObjectName() {
        return tf_ObjectName;
    }

    public void setTf_ObjectName(TextField tf) {
        this.tf_ObjectName = tf;
    }
    private TableRowGroup trg_S3Objects = new TableRowGroup();

    public TableRowGroup getTrg_S3Objects() {
        return trg_S3Objects;
    }

    public void setTrg_S3Objects(TableRowGroup trg) {
        this.trg_S3Objects = trg;
    }
    private Table table_S3Objects = new Table();

    public Table getTable_S3Objects() {
        return table_S3Objects;
    }

    public void setTable_S3Objects(Table t) {
        this.table_S3Objects = t;
    }

    // </editor-fold>
    /**
     * <p>Construct a new Page bean instance.</p>
     */
    public S3BucketManage() {
    }

    /**
     * <p>Callback method that is called whenever a page is navigated to,
     * either directly via a URL, or indirectly via page navigation.
     * Customize this method to acquire resources that will be needed
     * for event handlers and lifecycle methods, whether or not this
     * page is performing post back processing.</p>
     * 
     * <p>Note that, if the current request is a postback, the property
     * values of the components do <strong>not</strong> represent any
     * values submitted with this request.  Instead, they represent the
     * property values that were saved for this view when it was rendered.</p>
     */
    @Override
    public void init() {
        // Perform initializations inherited from our superclass
        super.init();
        // Perform application initialization that must complete
        // *before* managed components are initialized
        // TODO - add your own initialiation code here

        // <editor-fold defaultstate="collapsed" desc="Managed Component Initialization">
        // Initialize automatically managed components
        // *Note* - this logic should NOT be modified
        try {
            _init();
        } catch (Exception e) {
            log("S3BucketManage Initialization Failure", e);
            throw e instanceof FacesException ? (FacesException) e : new FacesException(e);
        }

        // </editor-fold>
        // Perform application initialization that must complete
        // *after* managed components are initialized
        // TODO - add your own initialization code here
        restoreTableStates();
    }

    /**
     * <p>Callback method that is called after the component tree has been
     * restored, but before any event processing takes place.  This method
     * will <strong>only</strong> be called on a postback request that
     * is processing a form submit.  Customize this method to allocate
     * resources that will be required in your event handlers.</p>
     */
    @Override
    public void preprocess() {
    }

    /**
     * <p>Callback method that is called just before rendering takes place.
     * This method will <strong>only</strong> be called for the page that
     * will actually be rendered (and not, for example, on a page that
     * handled a postback and then navigated to a different page).  Customize
     * this method to allocate resources that will be required for rendering
     * this page.</p>
     */
    @Override
    public void prerender() {
        getSessionBean1().clearSelected();
        Properties awsProps = (Properties) getSessionBean1().getAWSProps();
        Map s3ManageObjectsInfo = getSessionBean1().getS3ManageObjectsInfo();
        S3StorageConnection s3StorageConnection = getSessionBean1().getS3StorageConnection();
        getSessionBean1().getS3StorageObjectDataProvider().load(awsProps, s3ManageObjectsInfo, s3StorageConnection);
    }

    /**
     * <p>Callback method that is called after rendering is completed for
     * this request, if <code>init()</code> was called (regardless of whether
     * or not this was the page that was actually rendered).  Customize this
     * method to release resources acquired in the <code>init()</code>,
     * <code>preprocess()</code>, or <code>prerender()</code> methods (or
     * acquired during execution of an event handler).</p>
     */
    @Override
    public void destroy() {
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     *
     * @return reference to the scoped data bean
     */
    protected SessionBean1 getSessionBean1() {
        return (SessionBean1) getBean("SessionBean1");
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     *
     * @return reference to the scoped data bean
     */
    protected ApplicationBean1 getApplicationBean1() {
        return (ApplicationBean1) getBean("ApplicationBean1");
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     *
     * @return reference to the scoped data bean
     */
    protected RequestBean1 getRequestBean1() {
        return (RequestBean1) getBean("RequestBean1");
    }

    //-------------------------------------------------------------------------
    public String flterTable_Objects_action() {

        boolean filterFlag = false;
        boolean regExFilterFlag = false;

        RegexFilterCriteria regexFilterCriteria = new RegexFilterCriteria();
        ArrayList filterList = new ArrayList();
        ArrayList regExfilterList = new ArrayList();

        getTrg_S3Objects().clearFilter();

        if (tf_ObjectName.getText() != null) {
            String selectedBuckName = tf_ObjectName.getText().toString();
            if (!selectedBuckName.equals("")) {
                selectedBuckName = selectedBuckName.replace("*", ".*");
                regExFilterFlag = true;
                regexFilterCriteria = new RegexFilterCriteria(getSessionBean1().getS3StorageObjectDataProvider().getFieldKey("name"), ".*" + selectedBuckName + ".*");
                regExfilterList.add(regexFilterCriteria);
            }
        }

        if (filterFlag || regExFilterFlag) {
            int fsize = filterList.size();
            int regExfsize = regExfilterList.size();
            FilterCriteria filterCriteria[] = new FilterCriteria[fsize + regExfsize];
            if (filterFlag) {
                for (int i = 0; i < fsize; i++) {
                    filterCriteria[i] = (CompareFilterCriteria) filterList.get(i);
                }
            }
            if (regExFilterFlag) {
                for (int i = 0; i < regExfsize; i++) {
                    filterCriteria[i + fsize] = (RegexFilterCriteria) regExfilterList.get(i);
                }
            }
            getTrg_S3Objects().getTableDataFilter().setFilterCriteria(filterCriteria);
        }
        return null;
    }

    public String flterTable_Images_reset() {
        tf_ObjectName.setText(null);
        getTrg_S3Objects().clearFilter();
        return null;
    }

    public String refreshView_S3Objects_action() {
        try {
            S3StorageConnection s3StorageConnection = getSessionBean1().getS3StorageConnection();
            getSessionBean1().getS3StorageObjectDataProvider().load(getSessionBean1().getAWSProps(),
                    getSessionBean1().getS3ManageObjectsInfo(), s3StorageConnection);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }

    public String returnBtn_action() {
        TabSet tabSet = getSessionBean1().getCurrentTabSet();
        if (tabSet != null) {
            tabSet.setSelected("S3_Storage");
            getSessionBean1().setCurrentTabSet(tabSet);
        }
        return "return";
    }

    public String s3ObjectDeleteBtn_action() {
        // TODO: Process the action. Return value is a navigation
        // case name where null will return to the same page.

        String detailMessage = new String();
        PageAlert questionAlert = new PageAlert();

        saveTableStates();

        int selectedRows = getTrg_S3Objects().getSelectedRowsCount();

        if (selectedRows == 0) {
            questionAlert.setType("information");
            questionAlert.setTitle(" " + "No Objects are selected.");
            detailMessage = detailMessage + "Please select at least one Object to delete.";
            getSessionBean1().setPageAlertAWSActionType("infoAndReturn");
            getSessionBean1().setPageAlertDetailMessage(detailMessage);
            getSessionBean1().setUserPageAlert(questionAlert);
            getSessionBean1().setUserVisibleContinueBtn(false);
            getSessionBean1().setUserVisibleConnectBtn(false);
            return "infoAndReturn";
        }

        RowKey[] selectedRowKeys = getTrg_S3Objects().getSelectedRowKeys();
        getSessionBean1().setSelectedRowKeys(selectedRowKeys);

        for (int i = 0; i < selectedRowKeys.length; i++) {
            String rowId = selectedRowKeys[i].getRowId();
            RowKey rowKey = getSessionBean1().getS3StorageObjectDataProvider().getRowKey(rowId);
            S3StorageObject s3StorageObject = getSessionBean1().getS3StorageObjectDataProvider().getS3StorageObject(rowKey);
            detailMessage = detailMessage + s3StorageObject.getbucketname() + "/" + s3StorageObject.getname() + "\n";
        }

        questionAlert.setType("warning");
        questionAlert.setTitle(" " + "Objects will be deleted!");
        questionAlert.setSummary("Please press Continue to delete objects. This operation can not be undone.");
        questionAlert.setDetail("The objects shown below will be deleted.\nUse the scroll bar, if available, to view all.");

        getSessionBean1().setPageAlertAWSActionType("deleteS3Objects");
        getSessionBean1().setPageAlertDetailMessage(detailMessage);
        getSessionBean1().setUserPageAlert(questionAlert);
        getSessionBean1().setUserVisibleContinueBtn(true);
        getSessionBean1().setUserVisibleConnectBtn(false);

        return "s3DeleteObject";
    }

    public String btn_S3ObjectAdd_action() {
        // TODO: Process the action. Return value is a navigation
        // case name where null will return to the same page.
        return null;
    }

    //-------------------------------------------------------------------------
    public void saveTableStates() {
        Map tableStates = null;
        tableStates = getSessionBean1().getCurrentTableStates();
        if (tableStates == null) {
            tableStates = new HashMap();
        }
        tableStates.put("S3_Objects", table_S3Objects);
        getSessionBean1().setCurrentTableStates(tableStates);
    }

    public void restoreTableStates() {
        Map tableStates = getSessionBean1().getCurrentTableStates();
        if (tableStates.get("S3_Objects") != null) {
            table_S3Objects = (Table) tableStates.get("S3_Objects");
        }
    }

    public String btn_S3Cockpit_action() {
        // TODO: Process the action. Return value is a navigation
        // case name where null will return to the same page.
        return null;
    }
}

